Finding the Fourth Proportional to 3,840,683.68, 5,762,574.65 and 1,709,310.02
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Solution
The fourth proportional to 3,840,683.68, 5,762,574.65 and 1,709,310.02 is: 2,564,654.48
Step by Step Solution
- Step 1: Write the proportion equation
3,840,683.68 : 5,762,574.65 = 1,709,310.02 : x - Step 2: Convert to fraction form
3,840,683.68/5,762,574.65 = 1,709,310.02/x - Step 3: Cross multiply
3,840,683.68x = 5,762,574.65 × 1,709,310.02 - Step 4: Simplify right side
3,840,683.68x = 9,850,026,590,242.99 - Step 5: Solve for x
x = 9,850,026,590,242.99/3,840,683.68 - Step 6: Final answer
x = 2,564,654.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.